F(n) = 2 + 4(n-1)
f(n) = f(n-1) + 5
which one is an explicit formula?

Can someone explain the elimination method to me for this problem?

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198